Tack Tock Ball is a kind of typical Rolling Ball game, except how it works. This tiny little ball goes one way, to the right. When it reaches to the right end, it goes back to the left end. It moves when you press button(touch screen down). It moves when you release button(touch screen up) as well. Each difficulty offers different obstacle block speed and movement. You can select difficulty among Beginner, Expert and Maniac. It is easy to understand. It might be hard to play. It should be fun.